Wamsutter, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wamsutter, a town in Sweetwater County, Wyoming.
Today
65°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms. Partly sunny. High near 65, with temperatures falling to around 60 in the afternoon. Southwest wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Wamsutter
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Chance Showers And Thunderstorms | 9 mph SW | 80% |
| Tonight | 38°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 7 mph WSW | 73% |
| Sunday | 60°F | Mostly Sunny | 3 to 9 mph W | 13% |
| Sunday Night | 34°F | Mostly Clear | 1 to 5 mph NE | 0% |
| Monday | 64°F | Sunny | 2 to 6 mph S | 0% |
| Monday Night | 37°F | Mostly Clear | 3 mph SSE | 0% |
| Tuesday | 69°F | Mostly Sunny | 3 to 12 mph S | 2% |
| Tuesday Night | 41°F | Chance Showers And Thunderstorms | 7 mph SSW | 34% |
| Wednesday | 67°F | Slight Chance Rain Showers then Mostly Sunny | 9 to 13 mph SW | 20% |
| Wednesday Night | 40°F | Mostly Clear | 6 mph SW | 1% |
| Thursday | 70°F | Sunny | 7 mph SSW | 4% |
| Thursday Night | 43°F | Partly Cloudy | 3 mph SSE | 5% |
| Friday | 70°F | Mostly Sunny | 6 to 12 mph S | 9% |
| Friday Night | 43°F | Slight Chance Showers And Thunderstorms | 8 mph SSW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Wamsutter (41.668, -107.979). Updated through the day.
Growing snapshot for Wamsutter
Last spring frost
Jun 5
First fall frost
Sep 14
Growing season
101 days
Hardiness zone
4b
More local growing data for Wamsutter: nearby ZIP 82336 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Arrowhead Springs
Bairoil
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James Town
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McKinnon
North Rock Springs
Point of Rocks
Purple Sage
Reliance
Rock Springs
Superior
Table Rock
Climate data from the nearest NOAA station, Wamsutter, Wy (12 mi from Wamsutter). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.